Keeley Compressor Plus vs Pigtronix Philosopher's Tone
The Keeley Compressor Plus and the Pigtronix Philosopher's Tone are both pedals sharing sustaining, bright. The Keeley Compressor Plus leans compressed. The Pigtronix Philosopher's Tone leans transparent and dynamic. Current prices: $126.65 vs $118.68.
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Blended from circuit-archetype lineage, dynamic feel, tone-signal overlap and tone-vector distance — the tone vector itself is derived from editorial description text, not a measured acoustic signal, so this reflects how similarly the catalog copy describes the two, not a lab measurement. Shown only within a gear class, and only where there's enough evidence to be meaningful.50% — somewhat different
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Derived from overlapping tonal signals across both listings.- sustaining
- bright
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Citation/mention fame — how often this gear is cited across artist rigs and gear discussion.$126.65via Reverb
$118.68via Reverb
The Keeley Compressor Plus is a highly regarded four-knob optical-style compressor that builds on Keeley's earlier designs with a wet/dry blend, a post-compression tone control, and a single-coil/humbucker toggle. Rather than reproducing a perfectly clean version of the signal, it inflects the tone with its own full, sparkly, slick personality, and players often notice how dull and loose their bypass tone sounds once it is engaged. It functions as both a compressor and an expander/sustainer, limiting peaks while adding gain as notes fade for increased sustain, and the blend control preserves strong pick attack alongside that sustain. The tone control restores high-frequency shimmer often lost when attacks are flattened, while the pickup toggle optimizes the input. Praised for an outstanding price-to-quality ratio, it suits country, funk, pop, blues, and rock players wanting versatile, musical compression and sustain.
The Pigtronix Philosopher's Tone is a compressor/sustainer pedal running internal 18V power rails for maximum clean headroom, offering Sustain, Blend, Treble, and Volume controls alongside a Grit circuit for adding harmonic overdrive on top of the compression. The Blend control mixes compressed and dry signal for parallel compression, preserving pick-attack transient detail that fully-wet compressors can lose, while the internal 18V design gives it notably more headroom than typical 9V-only compressor pedals.
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Genres this gear is documented as being used in.- Funk
- Rock
- Blues
- Country
- country
- country pop
- blues
- compressed
- transparent
- dynamic